Does the equation represent a function? −20x^2=−y−9

Q: Write an equation of the line below. 6- 5- 4-

A: Here I am attaching image so that you understand each and every step.

Q: A researcher studied the relationship between the number of times a certain species of cricket will…

A: Inferential statistic is used to analysis the data by applying some statistical methods. Inferential…

Q: The percentage of​ full-time instructors at colleges and universities in some country can be modeled…

A: a)  For x∈0  25 y-intercept, x=0 y=62.104 The y-intercept is 62.104 The y-intercept is the…

Q: Write equation in standard form:

A: Follow the procedure given below.

Q: Write an equation for a line perpendicular to y= -3x+4 and passing through the point (9,0) y=

A:

Q: Find the equation for the linear function that passes through the pointy(-4,-9) and (8,6)

A: We can find the equation of linear function as below.

Q: - f(x) = *+1

A: Since you have asked a question with multiple parts in a single request we would be answering only…

Q: When a circular plate of metal is heated in an oven, its radius increases at a rate of 0.02 cm /…

A:

Q: find the slope intercept equation for (-6,-2) and (2,4)

A:

Q: Write the equation of all points that are 10 units away from the point (5, -2)

A:

Q: If the price of a freezer having capacity X cubic feet is 30X

A: Let An outdoor shed store sells three different models of shed having  X 13.5 15.9 19.1 P(x)…

Q: Write an equation of the line through (1,2) and (5, 0).

A: To find the equation of the line through two points (1,2) and (5,0). Solution: We know that equation…

Q: Differentiate the ff equation:

A: Given that, y=arc sec 2x

Q: ja2x* +x-a))dx = 24, 3. If find the value of a constant.

A: Here, given that: ∫026(2x2+x-a)dx=24⇒∫02(2x2+x-a)dx=246⇒∫02(2x2+x-a)dx=4...(1)

Q: variable Y is twice th

A: It is given that mean of random variable Y is twice the mean of the random variable X. EY=2EX The…

Q: Write an equation for the quadratic graph with the x intercepts (-2,0),(1,0) and y intercept (0,-1).…

A:

Q: The table shows the relationship between the number of parents in a household and the number of…

A: Given Data : Number of parents Number of children 0 0 1 3 1 5 2 4 2 1 For the number…

Q: What is the equation of the

A:

Q: The constant of voltage is the result of ohms varying inversely from amps. What is the graph that…

A: R=resistance I=current V=voltage (constant) R∝1I

Q: A manufacturing company purchased a new diamond tipped saw blade for $7800 and it will depreciate on…

A: A manufacturing company purchased a new diamond-tipped saw blade for $7800 and it will depreciate on…

Q: Write an equation of the line below. 8:

A: Given:- The graph of a line and the points through which the line passes.  We have to write the…

Q: The equation y=3x-2 describes a linear function. How does it compare to the linear function y=3x+2?

A: To find the relation between y=3x-2 and y=3x+2

Q: Suppose that a bike rents for $4 plus $1.50 per hour. Write an equation in slope-intercept form that…

A: Given,        A bike rents for $4 plus $1.50 per hour.

Q: Write an equation in slope-intercept form of the line that passes through the point (10,3) that…

A: The equation of line in slope intercept is given by y=mx+b......(1) Here, "m" is the slope of the…

Q: One year ago, a man was 8 times as old as his son.Now his age is equal to the square of his son's…

A: Let the present age of the man is x Let the present age of the son is y

Q: Write the equation of the line, in slope-intercept form y=mx+b, that passes through the point (-4,…

A:

Q: The percentage of​ full-time instructors at colleges and universities in some country can be modeled…

A:

Q: The weight of a can of soup is jointly proportional to its height and to the square of its diameter.…

A: Given according to question

Q: Write an equation for a linear function whose graph has the given characteristics passes through…

A: The equation of straight line passes through two point (x1,y1) and (x2,y2) is     y=x2-x1y2-y1x+b…

Q: equation

A:

Q: equation of the

A:

Q: Calculate the first and second difference, than determine if the relationship is linea quadratic,…

A: Three important types of equations : Linear equations in slope-intercept form: y=mx+b Exponential…

Q: Find an equation for the line beloW. -6

A:

Q: Write an equation for the line perpendicular to 2y-4x=-2 and that passes through the point (-6,0).

A: Solution of given question is written in below steps.

Q: Find the exact value of the equation

A: Given Data: Expression: cos13π9cos4π9+sin13π9sin4π9 The subtraction of angles formula for cosine is,…

Q: The equation =y90001.08x describes the amount of an investment (in dollars) based on the number of…

A: Answer

Q: Write and equation for a line perpendicular to f(x)= 5x - 1 and passing through the point (5,20)

A:

Q: According to the latest social media research, the rate on which the number of share of a particular…

A: Given that, the initial shares are N0=10. It is known that, the formula for the integral form of…

Q: Find the slope intercept equation for (2,-2) and (5,1)

A:

Q: What is the value for this equation

A: In the graph of y = g(x), we can see that,  g(5) = 7

Q: if current trends continue, the median weekly earnings(in dollars) that a male can expect to earn is…

A:

Q: Create the equation of a quadratic function in standard form given a vertex of (2, -4) and y…

A:

Q: Write the equation of the line, in slope-intercept form y=mx+b, that passes through the points (-2,…

A:

Q: Write an equation for the function. [-10,10,1] by [-1,8,1]

A: Equation for the graph  Steps  1) let's take initial graph  2) using transformation they are up/down…

Q: This value represents how much a change in one variable can be predicted from its relationship witha…

A: The slope defines the change of dependent variable for one unit change in independent variable.

Q: Write an equation that relates the quantities The velocity v of a falling object is directly…

A: If the velocityv of a falling object is directly proportional to the timet then relation between…

Q: Convert the equation from slope-intercept form to standard form: y = -3x - 4 Do not include spaces…

A: Giveny=-3x-4

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.